Triple
T1872790
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | John F. Kennedy Street |
E39068
|
entity |
| Predicate | hasNearby |
P350
|
FINISHED |
| Object | Harvard Square MBTA station |
E214391
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Harvard Square MBTA station | Statement: [John F. Kennedy Street, hasNearby, Harvard Square MBTA station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harvard Square MBTA station Context triple: [John F. Kennedy Street, hasNearby, Harvard Square MBTA station]
-
A.
Massachusetts Avenue station
Massachusetts Avenue station is an underground rapid transit stop in Boston, Massachusetts, located in the South End and served by the MBTA's Orange Line.
-
B.
Boylston station
Boylston station is a historic underground light rail stop in downtown Boston that serves the MBTA Green Line.
-
C.
MBTA North Station
MBTA North Station is a major Boston transportation hub that serves as a key terminal for MBTA subway and commuter rail lines as well as Amtrak services.
-
D.
Harvard station
chosen
Harvard station is a major Red Line subway and bus hub on the Massachusetts Bay Transportation Authority (MBTA) system located in Harvard Square in Cambridge, Massachusetts.
-
E.
MBTA Silver Hill station
MBTA Silver Hill station is a small commuter rail stop on the Massachusetts Bay Transportation Authority’s Fitchburg Line serving the Silver Hill neighborhood of Weston, Massachusetts.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a8862f7074819096afe7fe65e179e9 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69abb0d4dc6c81908ecd55abd779ae3a |
completed | March 7, 2026, 5 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af174f97248190817a64dfbf98c360 |
completed | March 9, 2026, 6:54 p.m. |
Created at: March 4, 2026, 7:34 p.m.